<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>

    <script>
        class AgeError extends Error {
            name = 'AgeError';
        }
        class PhoneError extends Error {
            name = 'PhoneError';
        }
        const age = -1;
        try {
            if (age >= 1 && age <= 100) {
                console.log(age);
            } else {
                throw new AgeError('age is error');
            }
        } catch (error) {
            console.dir(error.name);
            console.dir(error.message);
            console.dir(error.stack);
            console.dir(error);
        }
    </script>
</body>

</html>